(Reuters) - TiVo Inc countersued Cisco Systems Inc in a court over alleged infringement of four patents relating to digital video recorder (DVR) technology, days after Cisco filed a lawsuit against TiVo to void those same patents.Full story

DirecTV's growth is good news for one of its suppliers, Entropic Communications, which makes the technology for DVRs. Patrick Henry, CEO of Entropic, discusses his company's impressive performance with CNBC.